Discontinued model

Compact controller with program functionJUMO dTRON 304/308/316

The controller series comprises 4 user programmable devices in various DIN formats to control temperatures, pressures, and other process variables.

Math and logic function
Program with 8 sections
Universal measurement input

Compact controller with program function JUMO dTRON 304/308/316

JUMO dTRON 304/308/316 - Compact controller with program function

Technical data

general technical data
Controller structure	P; I; PD; PI; PID (2 sets of control parameters)
Special features	Modular structure with plug-in cards that can be selected individually and retrofitted; easy-to-use PC setup program including startup software; min. sampling rate 50 ms; autotuning procedure for determining the controller parameters; programmable operating level; math and logic functions; Modbus master function; program with 8 sections
Alarms	4 limit value monitoring functions, with 8 alarm functions each
Approvals	Metrological certificate; cULus
Mounting	Plastic housing for panel mounting
Measuring inputs	Up to 2 user configurable analog inputs for: RTD temperature probes; resistance transmitters; thermocouples; current 0(4) to 20 mA; voltage 0(2) to 10 V; heater current 0 to 50 mA AC; customer-specific linearization possible
Outputs	2 relays 3 A/230 V (normally open contact); 2 logic outputs 0/12 V (optionally 0/18 V)
Interfaces/protocols	RS485 (Modbus); PROFIBUS DP; setup interface
Program controller	1 program with up to 8 sections; 4 control tracks
Digital inputs	Up to 4 digital inputs for potential-free contacts
Connections	Screw terminals
Format	48 mm × 48 mm, 48 mm × 96 mm, 96 mm × 48 mm, 96 mm × 96 mm
Voltage supply	AC 110 to 240 V +10/-15 %, 48 to 63 Hz; AC/DC 20 to 30 V, 48 to 63 Hz
Protection type	At the front IP65; at the rear IP20
Controller type	Two-state controller; three-state controller; modulating controller; continuous controller
Display	2 four-digit, seven-segment displays (red, green) for process values, parameters, timers; icons for indicating switch positions, ramp mode, manual mode, and active setpoint values; 1 two-digit 16-segment display (green) for the display of various units

general technical data

Controller structure

P; I; PD; PI; PID (2 sets of control parameters)

Special features

Modular structure with plug-in cards that can be selected individually and retrofitted; easy-to-use PC setup program including startup software; min. sampling rate 50 ms; autotuning procedure for determining the controller parameters; programmable operating level; math and logic functions; Modbus master function; program with 8 sections

Alarms

4 limit value monitoring functions, with 8 alarm functions each

Approvals

Metrological certificate; cULus

Mounting

Plastic housing for panel mounting

Measuring inputs

Up to 2 user configurable analog inputs for: RTD temperature probes; resistance transmitters; thermocouples; current 0(4) to 20 mA; voltage 0(2) to 10 V; heater current 0 to 50 mA AC; customer-specific linearization possible